A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a tensile force of 10N is applied the length of the cord increases by 1cm. What is the youngs modulus of rubber ? | MCQ Hive

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Q A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a tensile force of 10N is applied the length of the cord increases by 1cm. What is the youngs modulus of rubber ?

A A. 2×108 nm-2
B B. 5×106 nm-2
C C. 0.5×10-6 nm-2
D D. 0.2×10-6nm-2

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